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Finding the Fourth Proportional to 25,196.80, 37,799.80 and 10,397.48

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Solution

The fourth proportional to 25,196.80, 37,799.80 and 10,397.48 is: 15,598.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,196.80 : 37,799.80 = 10,397.48 : x
  2. Step 2: Convert to fraction form
    25,196.80/37,799.80 = 10,397.48/x
  3. Step 3: Cross multiply
    25,196.80x = 37,799.80 × 10,397.48
  4. Step 4: Simplify right side
    25,196.80x = 393,022,664.50
  5. Step 5: Solve for x
    x = 393,022,664.50/25,196.80
  6. Step 6: Final answer
    x = 15,598.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.